Patent · US Expired

Method and device for the production of an oxide ceramic tube

US4256686A · kind A · utility

3Cited by

1References

1Claims

0Family size

Assignee

W. Haldenwanger KG · DE

Inventors

Leonhard E. Froschauer · Aschau, DE
Rudolf U. B. Knape · Aschau, DE
Dieter Schmidt · Bayreuth, DE

Key dates

Filing date	Mar 22, 1978
Grant date	Mar 17, 1981
Priority date	—
Expiry date	Mar 22, 1998

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB28B3/2627
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A device and a method for producing a closed end tube with the tube wall and the end being thereof one continuous piece. The tube is made in a repeatable process in such a way that the tube possesses uniform strength in all areas.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.